2890406 has 16 divisors (see below), whose sum is σ = 4487616. Its totient is φ = 1395456.

The previous prime is 2890399. The next prime is 2890411. The reversal of 2890406 is 6040982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8960 + ... + 9276.

It is an arithmetic number, because the mean of its divisors is an integer number (280476).

2^2890406 is an apocalyptic number.

2890406 is a deficient number, since it is larger than the sum of its proper divisors (1597210).

2890406 is a wasteful number, since it uses less digits than its factorization.

2890406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2890406 is about 1700.1194075711. The cubic root of 2890406 is about 142.4468828396.

The spelling of 2890406 in words is "two million, eight hundred ninety thousand, four hundred six".